Close-to-nature restoration method for bird habitat in waste sand yard in cold region
A natural restoration and habitat technology, applied in the field of soil preparation methods, botanical equipment and methods, horticulture, etc., can solve the problems of bird habitat fragmentation and river ecosystem function loss, so as to speed up the restoration speed and reduce the difficulty of ecological restoration , good environmental benefits
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[0023] The close-to-nature restoration of bird habitat was carried out in an abandoned sand mining field in the Baoquanling section of the Wutong River in Heilongjiang Province. The Wutonghe sand mining field has a history of more than 20 years, and some areas are currently abandoned, covering an area of about 0.6 km 2 , ranging from 70 m to 90 m in width, and about 850 m in length. According to the historical investigation data and the field investigation results of the Wutong River habitat, the area is densely covered with marsh willow, elm, vitex, thick plum and other shrubs and trees on the shore before sand mining, and the bird habitat is highly suitable. A large number of songbirds, Climbers, raptors, swimmers and waders feed, rest or breed here. At present, the types of human disturbance in abandoned areas are mainly farmland and factory buildings. The main problems in bird habitats are: the landform types are sandy flats, deep water areas and sandbars, and there is ...
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